What was found
DURING AIRPLANE'S CONVERSION FROM P-F/ACF, FOUND AT INSP HEAD MARKINGS OF FASTENERS ON THE VERTICAL TAIL IS INSTALLED FASTENER P/N HL221-8. REMOVE EXISTING FASTNERS AND REPAIR BY SB 55-023 GROUP 1.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING AIRPLANE'S CONVERSION FROM P-F/ACF, FOUND AT INSP HEAD MARKINGS OF FASTENERS ON THE VERTICAL TAIL IS INSTALLED FASTENER P/N HL221-8. REMOVE EXISTING FASTNERS AND REPAIR BY SB 55-023 GROUP 1.